APA (7th ed.) Zitazioa
Healy, D. J. (1970). U.S. expansionism: The imperialist urge in the 1890s. University of Wisconsin Press.
Chicago Style (17th ed.) Zitazioa
Healy, David J. U.S. Expansionism: The Imperialist Urge in the 1890s. Madison ; London: University of Wisconsin Press, 1970.
MLA (9th ed.) Zitazioa
Healy, David J. U.S. Expansionism: The Imperialist Urge in the 1890s. University of Wisconsin Press, 1970.
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